The Chevy 454 Big Block V8 is one of the most legendary powerplants in American automotive history. Known for its massive displacement and stump-pulling torque, it powered everything from muscle cars ...

We walked the 2026 Holley LS Fest West in Las Vegas and found LS and LT swaps in everything imaginable, proving the LS engine still reigns supreme in modern hot rodding.

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...

The LS engine left factory production years ago, yet it still defines modern hot rodding and the engine-swap world. “LS-swap the world!” It sounds like a joke until you realize how many people take it ...

Iconic engines. Think Honda's K-Series, Toyota's 2JZ-GTE, McLaren F1's V12, to name a few. In the last century, America has been the home of several iconic engines, from the Willys "Go-Devil" that ...

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...

GM's LS engine is a powerhouse, thanks to great-flowing heads that enable tremendous horsepower and high-rpm performance. But while the LS is becoming a more popular swap choice for earlier, pre-C5 ...